Tri Clover Centrifugal Pump. Model: C216MD21T-S. S/N: Z4298. Impeller diameter: 4-1/2 in. Tri Clamp fitting ports: Inlet 1-1/2 in. Outlet: 2 in. Reliance Electric motor: 7-1/2 hp, 3505 rpm, 230/460 V, 20.4/10.2 amps, 215TC Frame, 60 Hz, 3 phase. The C-series pump is the original, all-purpose, sanitary process centrifugal pump. Its practical design and flexibility have provided processors with strong performances in thousands of applications. Overall dimensions: 2 ft. 1 in. L x 1 ft. 1 in. W x 1 ft. 2 in. H.